Year % of population 1990 99.0415649414063 1991 99.0706787109375 1992 99.0996780395508 1993 99.1280059814453 1994 99.1549682617188 1995 99.1798858642578 1996 99.2020950317383 1997 99.2208938598633 1998 99.2356185913086 1999 99.2455062866211 2000 99 2001 99.2 2002 99.4 2003 99.1 2004 99 2005 99 2006 99 2007 99 2008 99 2009 99 2010 99.4 2011 99.6 2012 99.4 2013 99.4 2014 99.5 2015 99.6 2016 99.7 2017 99.6 2018 99.8 2019 100 2020 99.5 2021 99.6 2022 100